Museum
Seegrotte
21 locals recommend,
Tips from locals
Daniela
August 14, 2016
It's a grotto under the hills with a massive underground lake
Kerstin
August 25, 2017
A huge natural event created one of the most impressive natural monuments of the world in 1912: the "Seegrotte". By blasting in the former plasterworks, 20 million liters of water flowed into the galleries and formed the largest underground lake in Europe. There are mystical galleries, the history of secret aircraft production in the Second World War as well as a romantic boat trip by the lake.
A huge natural event created one of the most impressive natural monuments of the world in 1912: the "Seegrotte". By blasting in the former plasterworks, 20 million liters of water flowed into the galleries and formed the largest underground lake in Europe. There are mystical galleries, the history o…
Ariane
October 8, 2017
30min away from Vienna former gypsum mine with mystic underground lake
David
October 17, 2015
please do not go there.
Karin
April 25, 2014
Interessantes Schaubergwerk mit Bootsfahrt am unterirdischen See (Interesting mine with boat ride on the underground lake)
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Location
2a Grutschgasse
Hinterbrühl, Niederösterreich